Optimal. Leaf size=51 \[ -\frac{a^2 A}{4 x^4}-\frac{a (a B+2 A b)}{2 x^2}+b \log (x) (2 a B+A b)+\frac{1}{2} b^2 B x^2 \]
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Rubi [A] time = 0.0383888, antiderivative size = 51, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.1, Rules used = {446, 76} \[ -\frac{a^2 A}{4 x^4}-\frac{a (a B+2 A b)}{2 x^2}+b \log (x) (2 a B+A b)+\frac{1}{2} b^2 B x^2 \]
Antiderivative was successfully verified.
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Rule 446
Rule 76
Rubi steps
\begin{align*} \int \frac{\left (a+b x^2\right )^2 \left (A+B x^2\right )}{x^5} \, dx &=\frac{1}{2} \operatorname{Subst}\left (\int \frac{(a+b x)^2 (A+B x)}{x^3} \, dx,x,x^2\right )\\ &=\frac{1}{2} \operatorname{Subst}\left (\int \left (b^2 B+\frac{a^2 A}{x^3}+\frac{a (2 A b+a B)}{x^2}+\frac{b (A b+2 a B)}{x}\right ) \, dx,x,x^2\right )\\ &=-\frac{a^2 A}{4 x^4}-\frac{a (2 A b+a B)}{2 x^2}+\frac{1}{2} b^2 B x^2+b (A b+2 a B) \log (x)\\ \end{align*}
Mathematica [A] time = 0.0244401, size = 50, normalized size = 0.98 \[ b \log (x) (2 a B+A b)-\frac{a^2 \left (A+2 B x^2\right )+4 a A b x^2-2 b^2 B x^6}{4 x^4} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.006, size = 51, normalized size = 1. \begin{align*}{\frac{{b}^{2}B{x}^{2}}{2}}+A\ln \left ( x \right ){b}^{2}+2\,B\ln \left ( x \right ) ab-{\frac{A{a}^{2}}{4\,{x}^{4}}}-{\frac{abA}{{x}^{2}}}-{\frac{{a}^{2}B}{2\,{x}^{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.964059, size = 73, normalized size = 1.43 \begin{align*} \frac{1}{2} \, B b^{2} x^{2} + \frac{1}{2} \,{\left (2 \, B a b + A b^{2}\right )} \log \left (x^{2}\right ) - \frac{A a^{2} + 2 \,{\left (B a^{2} + 2 \, A a b\right )} x^{2}}{4 \, x^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.45611, size = 122, normalized size = 2.39 \begin{align*} \frac{2 \, B b^{2} x^{6} + 4 \,{\left (2 \, B a b + A b^{2}\right )} x^{4} \log \left (x\right ) - A a^{2} - 2 \,{\left (B a^{2} + 2 \, A a b\right )} x^{2}}{4 \, x^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.644465, size = 49, normalized size = 0.96 \begin{align*} \frac{B b^{2} x^{2}}{2} + b \left (A b + 2 B a\right ) \log{\left (x \right )} - \frac{A a^{2} + x^{2} \left (4 A a b + 2 B a^{2}\right )}{4 x^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.10515, size = 97, normalized size = 1.9 \begin{align*} \frac{1}{2} \, B b^{2} x^{2} + \frac{1}{2} \,{\left (2 \, B a b + A b^{2}\right )} \log \left (x^{2}\right ) - \frac{6 \, B a b x^{4} + 3 \, A b^{2} x^{4} + 2 \, B a^{2} x^{2} + 4 \, A a b x^{2} + A a^{2}}{4 \, x^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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